Home / 39,112.02-53,960.45-25,690.50

Finding the Fourth Proportional to 39,112.02, 53,960.45 and 25,690.50

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Solution

The fourth proportional to 39,112.02, 53,960.45 and 25,690.50 is: 35,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,112.02 : 53,960.45 = 25,690.50 : x
  2. Step 2: Convert to fraction form
    39,112.02/53,960.45 = 25,690.50/x
  3. Step 3: Cross multiply
    39,112.02x = 53,960.45 × 25,690.50
  4. Step 4: Simplify right side
    39,112.02x = 1,386,270,812.27
  5. Step 5: Solve for x
    x = 1,386,270,812.27/39,112.02
  6. Step 6: Final answer
    x = 35,443.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.